Check the listing for details. Audio Processor Mixer, Audio Processor Professional Anti-howling Audio Processor. Color: Silver/Black, Condition: New. Listed at 78.60 USD. Application It is suitable for home KTV, weddings, concerts, bands/stage performances, campus events, conferences, pubs, dining bars, recording studios, live broadcasting studios, and other occasions. Specifications Color: Silver/Black Material: Metal Process: Wire Drawing Shape: Rectangular Style: Modern Assembly Required: No Mounting Type: Free Standing Power Source: Corded Electric Plug Type: US Standard Voltage: 110V Power: 25W Signal-to-noise Ratio: 95dB Distortion: 0.005% Maximum Input Level: +21dB Frequency Response: 20Hz-20KHz +/-1dB Frequency Stability: Within 0.005% Bluetooth Connection Range: 5-8m/16.4-26.25ft Power Cord Length: 1m/3.28ft Product Size: 48*14*4.5cm/18.9*5.51*1.77in Package Size: 52.5*26*8.5cm/20.67*10.24*3.